Electric Circuits What is the reactive power in AC operation? Apparent power × cosθ. Real power × cosθ. Real power × sinθ. Apparent power × sinθ. Apparent power × cosθ. Real power × cosθ. Real power × sinθ. Apparent power × sinθ. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits In the circuit shown below if I = 2 A then find V? 2 V. 3 V. 1 V. 5 V. 2 V. 3 V. 1 V. 5 V. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits A parallel plate capacitor with air as dielectric, force between plate is F. If capacitor is now immersed water of dielectric εr, force between plate will be – F. εr/F. F εr. 0. F. εr/F. F εr. 0. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Which of the following has least resistivity? Copper. Lead. Aluminium. Mercury. Copper. Lead. Aluminium. Mercury. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits What is called the instantaneous value of an alternating current? The value of peak current at any instant. The value of alternating quantity at any instant. The value of peak quantity at any instant. The value of alternating frequency at any instant. The value of peak current at any instant. The value of alternating quantity at any instant. The value of peak quantity at any instant. The value of alternating frequency at any instant. ANSWER DOWNLOAD EXAMIANS APP
Electric Circuits Transients are presents in the circuit when the circuit is having L. R. Either L or C. C. L. R. Either L or C. C. ANSWER DOWNLOAD EXAMIANS APP